From daa2217d48e8076d07f4d4c352b7932ecbb5ad67 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 3 Mar 2009 06:07:24 +0000
Subject: * ext/dl/lib/dl/pack.rb (DL::PackInfo): reduced redundant  
 initialization.

* ext/dl/lib/dl/stack.rb (DL::Stack): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22719 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/dl/lib/dl/pack.rb  | 57 ++++++--------------------------------------------
 ext/dl/lib/dl/stack.rb | 44 +++++++-------------------------------
 2 files changed, 13 insertions(+), 88 deletions(-)

(limited to 'ext/dl/lib/dl')

diff --git a/ext/dl/lib/dl/pack.rb b/ext/dl/lib/dl/pack.rb
index ad91833b3a..085b42bf17 100644
--- a/ext/dl/lib/dl/pack.rb
+++ b/ext/dl/lib/dl/pack.rb
@@ -2,55 +2,6 @@ require 'dl'
 
 module DL
   module PackInfo
-    if( defined?(TYPE_LONG_LONG) )
-    ALIGN_MAP = {
-      TYPE_VOIDP => ALIGN_VOIDP,
-      TYPE_CHAR  => ALIGN_CHAR,
-      TYPE_SHORT => ALIGN_SHORT,
-      TYPE_INT   => ALIGN_INT,
-      TYPE_LONG  => ALIGN_LONG,
-      TYPE_LONG_LONG => ALIGN_LONG_LONG,
-      TYPE_FLOAT => ALIGN_FLOAT,
-      TYPE_DOUBLE => ALIGN_DOUBLE,
-      -TYPE_CHAR  => ALIGN_CHAR,
-      -TYPE_SHORT => ALIGN_SHORT,
-      -TYPE_INT   => ALIGN_INT,
-      -TYPE_LONG  => ALIGN_LONG,
-      -TYPE_LONG_LONG => ALIGN_LONG_LONG,
-    }
-
-    PACK_MAP = {
-      TYPE_VOIDP => ((SIZEOF_VOIDP == SIZEOF_LONG_LONG) ? "q" : "l!"),
-      TYPE_CHAR  => "c",
-      TYPE_SHORT => "s!",
-      TYPE_INT   => "i!",
-      TYPE_LONG  => "l!",
-      TYPE_LONG_LONG => "q",
-      TYPE_FLOAT => "f",
-      TYPE_DOUBLE => "d",
-      -TYPE_CHAR  => "c",
-      -TYPE_SHORT => "s!",
-      -TYPE_INT   => "i!",
-      -TYPE_LONG  => "l!",
-      -TYPE_LONG_LONG => "q",
-    }
-
-    SIZE_MAP = {
-      TYPE_VOIDP => SIZEOF_VOIDP,
-      TYPE_CHAR  => SIZEOF_CHAR,
-      TYPE_SHORT => SIZEOF_SHORT,
-      TYPE_INT   => SIZEOF_INT,
-      TYPE_LONG  => SIZEOF_LONG,
-      TYPE_LONG_LONG => SIZEOF_LONG_LONG,
-      TYPE_FLOAT => SIZEOF_FLOAT,
-      TYPE_DOUBLE => SIZEOF_DOUBLE,
-      -TYPE_CHAR  => SIZEOF_CHAR,
-      -TYPE_SHORT => SIZEOF_SHORT,
-      -TYPE_INT   => SIZEOF_INT,
-      -TYPE_LONG  => SIZEOF_LONG,
-      -TYPE_LONG_LONG => SIZEOF_LONG_LONG,
-    }
-    else
     ALIGN_MAP = {
       TYPE_VOIDP => ALIGN_VOIDP,
       TYPE_CHAR  => ALIGN_CHAR,
@@ -92,6 +43,10 @@ module DL
       -TYPE_INT   => SIZEOF_INT,
       -TYPE_LONG  => SIZEOF_LONG,
     }
+    if defined?(TYPE_LONG_LONG)
+      ALIGN_MAP[TYPE_LONG_LONG] = ALIGN_MAP[-TYPE_LONG_LONG] = ALIGN_LONG_LONG
+      PACK_MAP[TYPE_LONG_LONG] = PACK_MAP[-TYPE_LONG_LONG] = "q"
+      SIZE_MAP[TYPE_LONG_LONG] = SIZE_MAP[-TYPE_LONG_LONG] = SIZEOF_LONG_LONG
     end
 
     def align(addr, align)
@@ -108,8 +63,8 @@ module DL
   class Packer
     include PackInfo
 
-    def Packer.[](*types)
-      Packer.new(types)
+    def self.[](*types)
+      new(types)
     end
 
     def initialize(types)
diff --git a/ext/dl/lib/dl/stack.rb b/ext/dl/lib/dl/stack.rb
index 99a24bc1ba..f05a83e580 100644
--- a/ext/dl/lib/dl/stack.rb
+++ b/ext/dl/lib/dl/stack.rb
@@ -2,8 +2,8 @@ require 'dl'
 
 module DL
   class Stack
-    def Stack.[](*types)
-      Stack.new(types)
+    def self.[](*types)
+      new(types)
     end
 
     def initialize(types)
@@ -51,14 +51,12 @@ module DL
       end
     end
 
-if( defined?(TYPE_LONG_LONG) )
     ALIGN_MAP = {
       TYPE_VOIDP => ALIGN_VOIDP,
       TYPE_CHAR  => ALIGN_VOIDP,
       TYPE_SHORT => ALIGN_VOIDP,
       TYPE_INT   => ALIGN_VOIDP,
       TYPE_LONG  => ALIGN_VOIDP,
-      TYPE_LONG_LONG => ALIGN_LONG_LONG,
       TYPE_FLOAT => ALIGN_FLOAT,
       TYPE_DOUBLE => ALIGN_DOUBLE,
     }
@@ -69,7 +67,6 @@ if( defined?(TYPE_LONG_LONG) )
       TYPE_SHORT => "s!",
       TYPE_INT   => "i!",
       TYPE_LONG  => "l!",
-      TYPE_LONG_LONG => "q",
       TYPE_FLOAT => "f",
       TYPE_DOUBLE => "d",
     }
@@ -80,41 +77,14 @@ if( defined?(TYPE_LONG_LONG) )
       TYPE_SHORT => SIZEOF_SHORT,
       TYPE_INT   => SIZEOF_INT,
       TYPE_LONG  => SIZEOF_LONG,
-      TYPE_LONG_LONG => SIZEOF_LONG_LONG,
       TYPE_FLOAT => SIZEOF_FLOAT,
       TYPE_DOUBLE => SIZEOF_DOUBLE,
     }
-else
-    ALIGN_MAP = {
-      TYPE_VOIDP => ALIGN_VOIDP,
-      TYPE_CHAR  => ALIGN_VOIDP,
-      TYPE_SHORT => ALIGN_VOIDP,
-      TYPE_INT   => ALIGN_VOIDP,
-      TYPE_LONG  => ALIGN_VOIDP,
-      TYPE_FLOAT => ALIGN_FLOAT,
-      TYPE_DOUBLE => ALIGN_DOUBLE,
-    }
-
-    PACK_MAP = {
-      TYPE_VOIDP => ((SIZEOF_VOIDP == SIZEOF_LONG_LONG)? "q" : "l!"),
-      TYPE_CHAR  => "c",
-      TYPE_SHORT => "s!",
-      TYPE_INT   => "i!",
-      TYPE_LONG  => "l!",
-      TYPE_FLOAT => "f",
-      TYPE_DOUBLE => "d",
-    }
-
-    SIZE_MAP = {
-      TYPE_VOIDP => SIZEOF_VOIDP,
-      TYPE_CHAR  => SIZEOF_CHAR,
-      TYPE_SHORT => SIZEOF_SHORT,
-      TYPE_INT   => SIZEOF_INT,
-      TYPE_LONG  => SIZEOF_LONG,
-      TYPE_FLOAT => SIZEOF_FLOAT,
-      TYPE_DOUBLE => SIZEOF_DOUBLE,
-    }
-end
+    if defined?(TYPE_LONG_LONG)
+      ALIGN_MAP[TYPE_LONG_LONG] = ALIGN_LONG_LONG
+      PACK_MAP[TYPE_LONG_LONG] = "q"
+      SIZE_MAP[TYPE_LONG_LONG] = SIZEOF_LONG_LONG
+    end
 
     def parse_types(types)
       @types = types
-- 
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